The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 13, 2017
Filed:
Feb. 04, 2016
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Jerald Feldman, Wilmington, DE (US);
Norman Herron, Newark, DE (US);
Michael Henry Howard, Jr., Montchanin, DE (US);
Nora Sabina Radu, Landenberg, PA (US);
Vsevolod Rostovtsev, Swarthmore, PA (US);
Kerwin D Dobbs, Wilmington, DE (US);
Adam Fennimore, Wilmington, DE (US);
Weiying Gao, Landenberg, PA (US);
Weishi Wu, Landenberg, PA (US);
Ying Wang, Wilmington, DE (US);
Charles D McLaren, Landenberg, PA (US);
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Abstract
This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound. Formula I has the structure where Q is a fused ring linkage having the formula In Formula I: Ris the same or different at each occurrence and is D, alkyl, aryl, silyl, alkoxy, aryloxy, cyano, vinyl, or allyl; Ris the same or different at each occurrence and is H, D, alkyl, or aryl, or both Rare an N-heterocycle; Ris the same or different at each occurrence and is H, D, cyano, alkyl or aryl; and a is the same or different at each occurrence and is an integer from 0-4.